32261556163 has 2 divisors, whose sum is σ = 32261556164. Its totient is φ = 32261556162.

The previous prime is 32261556097. The next prime is 32261556167. The reversal of 32261556163 is 36165516223.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32261556163 is a prime.

It is not a weakly prime, because it can be changed into another prime (32261556167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16130778081 + 16130778082.

It is an arithmetic number, because the mean of its divisors is an integer number (16130778082).

Almost surely, 2^32261556163 is an apocalyptic number.

32261556163 is a deficient number, since it is larger than the sum of its proper divisors (1).

32261556163 is an equidigital number, since it uses as much as digits as its factorization.

32261556163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 40.

The spelling of 32261556163 in words is "thirty-two billion, two hundred sixty-one million, five hundred fifty-six thousand, one hundred sixty-three".